Head of a pneumatic tool



FIG. 1 is a perspective view of a head of a pneumatic tool showing a new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in the drawings illustrate portions of the head of a pneumatic tool that forms no part of claimed design. 

CLAIM The ornamental design for an head of a pneumatic tool, as shown and described. 